728622

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 1647360

約数和(自身を除く): 918738

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 131, 206, 262, 309, 393, 618, 786, 927, 1179, 1854, 2358, 2781, 3537, 5562, 7074, 13493, 26986, 40479, 80958, 121437, 242874, 364311, 728622]

約数ペア:

[(1, 728622), (2, 364311), (3, 242874), (6, 121437), (9, 80958), (18, 40479), (27, 26986), (54, 13493), (103, 7074), (131, 5562), (206, 3537), (262, 2781), (309, 2358), (393, 1854), (618, 1179), (786, 927)]